Home / 47,643.12-71,464.68-16,461.36

Finding the Fourth Proportional to 47,643.12, 71,464.68 and 16,461.36

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Solution

The fourth proportional to 47,643.12, 71,464.68 and 16,461.36 is: 24,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643.12 : 71,464.68 = 16,461.36 : x
  2. Step 2: Convert to fraction form
    47,643.12/71,464.68 = 16,461.36/x
  3. Step 3: Cross multiply
    47,643.12x = 71,464.68 × 16,461.36
  4. Step 4: Simplify right side
    47,643.12x = 1,176,405,824.76
  5. Step 5: Solve for x
    x = 1,176,405,824.76/47,643.12
  6. Step 6: Final answer
    x = 24,692.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.